i think one of the other panelists mentioned this quote from fbi director, and you see the same concerns of talking about in the commercial sphere, to. he said basically set to every company is being hacked one way or another and it's not a question of when they will be hacked. it will be a question of when it will happen again. that might be a pessimistic view of how bitter cybersecurity sector can be. it is certainly a theme you see in the space. my only point, the only other point i want to make on commercial data is that you see and report. there was a report issued by verizon about data breach investigation, that suggests that a lease in endears large numbers of serious cyber intrusions intrusions have been aimed at create taking authentication credential, passwords, usernames, things like that. things that can be used for later inclusion's in the future, things that might give an intruder broader access to a network. so i'd like to shift for a moment, those ideas in mind, and talk about offense of cyber operations. and what do we mean by that and what is, what might be the relevant